if you link/open this in a new window you avoid unintentional leaving the chat when hitting the back button/key:

<a href="myMibbit.php" target="_blank">myMibbit</a>

Here's a safe and easy way to integrate the Mibbit widget with your PHP enabled website[edit]

Just copy and paste the following code, into any one of your PHP scripts, where you would like the Mibbit widget to be shown - Provided by URChat - OzJD 21:55, 6 November 2009 (UTC)

<?php
//- Begin config of Mibbit widget - Edit below as required.
$mibbitframe['widgeturi']="http://widget.mibbit.com/"; #Only change this if Mibbit Widget URL changes (Unlikely) - Do not add a "?".
$mibbitframe['height']="600px"; #Set this to the desired height of Mibbit widget
$mibbitframe['width']="800px"; #Set this to the desired width of Mibbit widget
$mibbit['authmethod']="nickserv"; #Set this to the nickname authentication method (as per Mibbit widget specs)
$mibbit['autoConnect']="false"; #Set this to true if you would like Mibbit to automatically connect (Not recommended)
$mibbit['channel']="#Main"; #Set this to the room(s) you would like the user to join, if more than one, separate by comma ie. #Main,#Test
$mibbit['charset']="UTF-8"; #Set this to the default character set (Recommended: UTF-8)
$mibbit['customloading']="Connecting to a random URChat server"; #Set this to a custom message displayed to user whilst attempting to connect
$mibbit['customprompt']="Welcome to URChat"; #Set this to a custom message displayed on the initial Mibbit widget screen
$mibbit['debug']="false"; #Set to true to show debug window (not recommended for live websites)
$mibbit['nick']="Guest_?????"; #Set this to the default nickname, a "?" generates a random number
$mibbit['noServerMotd']="false"; #Set to true to hide the server MOTD file
$mibbit['noServerNotices']="false"; #Set to true to hide server notices
$mibbit['noServerTab']="false"; #Set to false to show the server tab in Mibbit widget
$mibbit['promptChannelKey']="false"; #Set to true to ask user for channel key
$mibbit['promptPass']="true"; #Set to true to ask user to enter nickname password
$mibbit['server']="irc.urchat.net"; #Set this to your server
$mibbit['settings']=""; #Set this to your Mibbit widget preferences settings key (if you have one)
//- End config of Mibbit widget - YOU SHOULD NOT THE SECTION BELOW BELOW UNLESS YOU KNOW WHAT YOU ARE DOING!!!
foreach ($mibbit as $key => $value) {
$mibbitframe['widgetparams']=$mibbitframe['widgetparams'].$key."=".rawurlencode($value)."&";
}
echo "<iframe name=\"chatFrame\" style=\"height:".$mibbitframe['height'].";width:".$mibbitframe['width'].";\" frameborder=\"0\" src=\"".$mibbitframe['widgeturi']."?".$mibbitframe['widgetparams']."\"></iframe>";
?>